2,3-Diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene

2,3-二苯基-1,4-二氮杂螺[4.5]癸-1,3-二烯

Also known as: 1,4-Diazaspiro[4.5]deca-1,3-diene, 2,3-diphenyl-, 2,3-Diphenyl-1,4-diaza-spiro[4.5]deca-1,3-diene, NSC 4416

2,3-Diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene (CAS 5396-98-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H20N2 and a molecular weight of 288.38600 g/mol. It is also known as 1,4-Diazaspiro[4.5]deca-1,3-diene, 2,3-diphenyl-, 2,3-Diphenyl-1,4-diaza-spiro[4.5]deca-1,3-diene and NSC 4416. Key properties include a melting point of 106-108ºC(lit.), a boiling point of 437.9ºC at 760mmHg, a density of 1.12g/cm3 and a flash point of 211.3ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5396-98-5
Jingsj CID
J-13561-6
Molecular Formula
C20H20N2
Chinese Name
2,3-二苯基-1,4-二氮杂螺[4.5]癸-1,3-二烯
Molecular Weight
288.38600 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point106-108ºC(lit.)
Boiling Point437.9ºC at 760mmHg
Density1.12g/cm3
Flash Point211.3ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,3-Diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene?

The CAS number of 2,3-Diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene is 5396-98-5.

What are the molecular formula and molecular weight of 2,3-Diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene?

2,3-Diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene has molecular formula C20H20N2 and molecular weight 288.38600 g/mol.

Is 2,3-Diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene hazardous?

2,3-Diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2,3-Diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene (CAS 5396-98-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13561-6 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.